<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=320,initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no"/>
  <meta name="apple-mobile-web-app-capable" content="yes"/>
  <meta name="apple-mobile-web-app-status-bar-style" content="black"/>
  <title>卡丁车安装视频教程</title>
  <style type="text/css">
    *{ margin: 0;padding: 0; }
    body ,html{ margin: 0; padding: 0; }
    body{ }
    #video{ max-width: 100%; max-height: 100%; }
    .video{ display: flex; justify-content: center;align-items: center; position: absolute; width: 100%; height: 100%; left: 0; top: 0; background-color: #000 }
  </style>
  
</head>
<body>
  <div class="video">
  <video src="https://app-public-cdn.ninebot.cn/karting_install.mp4" controls="controls"  autoplay="autoplay" id="video" poster="https://app-public-cdn.ninebot.cn/thumbnail%20.jpg">

</video>

  </div>


</body>
</html>